:root {
  --bg: #121212;
  --surface: #1e1e1e;
  --card: #2a2a2a;
  --amber: #ffb300;
  --amber-dim: #cc8a00;
  --amber-glow: rgba(255, 179, 0, 0.28);
  --text: #e0e0e0;
  --muted: #9e9e9e;
  --line: rgba(224, 224, 224, 0.08);
  --font-display: "Unbounded", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 70% 10%, rgba(255, 179, 0, 0.12), transparent 55%),
    radial-gradient(ellipse 60% 40% at 10% 80%, rgba(204, 138, 0, 0.08), transparent 50%),
    linear-gradient(165deg, #0d0d0d 0%, var(--bg) 45%, #181818 100%);
  background-attachment: fixed;
  line-height: 1.55;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--amber);
  text-decoration: none;
}

a:hover {
  color: #ffc933;
}

.wrap {
  width: min(1080px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* ——— Hero ——— */
.hero {
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: 2.5rem 0 3rem;
  position: relative;
  overflow: clip;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% 20% auto;
  height: 55%;
  background: radial-gradient(circle, var(--amber-glow), transparent 70%);
  filter: blur(40px);
  pointer-events: none;
  animation: glow-breathe 6s ease-in-out infinite;
}

@keyframes glow-breathe {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--amber);
  margin: 0 0 1rem;
  text-shadow: 0 0 40px var(--amber-glow);
}

.hero h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  line-height: 1.3;
  margin: 0 0 0.85rem;
  color: var(--text);
  max-width: 18ch;
}

.hero-lead {
  margin: 0 0 1.75rem;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 34ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.35rem;
  border-radius: 14px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.btn-primary {
  background: linear-gradient(135deg, var(--amber), var(--amber-dim));
  color: #121212;
  box-shadow: 0 8px 28px var(--amber-glow);
}

.btn-primary:hover {
  color: #121212;
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(255, 179, 0, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: rgba(255, 179, 0, 0.35);
}

.btn-ghost:hover {
  background: rgba(255, 179, 0, 0.08);
  color: var(--amber);
}

.hero-visual {
  display: grid;
  place-items: center;
  position: relative;
}

.hero-visual img {
  width: min(420px, 100%);
  filter: drop-shadow(0 20px 50px rgba(0, 0, 0, 0.55));
  animation: float-logo 5.5s ease-in-out infinite;
}

@keyframes float-logo {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(2deg); }
}

/* ——— Sections ——— */
section {
  padding: 4.5rem 0;
}

.section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber-dim);
  margin: 0 0 0.65rem;
}

section h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 600;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.section-intro {
  color: var(--muted);
  margin: 0 0 2rem;
  max-width: 52ch;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.split img {
  border-radius: 20px;
  width: 100%;
  background: radial-gradient(circle at 50% 40%, #2a2a2a, #121212);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.feature-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
  opacity: 0;
  transform: translateY(14px);
  animation: rise-in 0.55s ease forwards;
}

.feature-list li:nth-child(1) { animation-delay: 0.05s; }
.feature-list li:nth-child(2) { animation-delay: 0.1s; }
.feature-list li:nth-child(3) { animation-delay: 0.15s; }
.feature-list li:nth-child(4) { animation-delay: 0.2s; }
.feature-list li:nth-child(5) { animation-delay: 0.25s; }
.feature-list li:nth-child(6) { animation-delay: 0.3s; }
.feature-list li:nth-child(7) { animation-delay: 0.35s; }
.feature-list li:nth-child(8) { animation-delay: 0.4s; }

@keyframes rise-in {
  to { opacity: 1; transform: translateY(0); }
}

.feature-emoji {
  font-size: 1.45rem;
  line-height: 1.2;
  width: 2rem;
  text-align: center;
}

.feature-list strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.feature-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ——— How-to ——— */
.howto {
  background: linear-gradient(180deg, transparent, rgba(30, 30, 30, 0.65), transparent);
}

.steps {
  display: grid;
  gap: 0;
  counter-reset: step;
  border-left: 2px solid rgba(255, 179, 0, 0.25);
  padding-left: 1.5rem;
  margin: 0;
}

.steps li {
  list-style: none;
  position: relative;
  padding: 0 0 1.75rem;
  counter-increment: step;
}

.steps li:last-child {
  padding-bottom: 0;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: -2.15rem;
  top: 0;
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 50%;
  background: var(--amber);
  color: #121212;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  box-shadow: 0 0 0 4px var(--bg);
}

.steps h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--amber);
}

.steps p {
  margin: 0;
  color: var(--muted);
  max-width: 58ch;
}

.howto-visual {
  display: grid;
  place-items: center;
}

.howto-visual img {
  width: min(280px, 70%);
  filter: drop-shadow(0 12px 32px rgba(255, 179, 0, 0.15));
}

/* ——— Note / footer ——— */
.note {
  border-top: 1px solid var(--line);
  padding: 3rem 0 2rem;
}

.note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  max-width: 62ch;
}

footer {
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  align-items: center;
}

footer .brand-mini {
  font-family: var(--font-display);
  color: var(--amber);
  font-weight: 600;
}

@media (max-width: 820px) {
  .hero-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 2rem;
  }

  .hero-visual {
    order: -1;
  }

  .hero-visual img {
    width: min(280px, 78%);
  }

  .hero h2 {
    max-width: none;
  }

  .howto .split {
    gap: 2rem;
  }
}